Celebrity Pets: Katharine McPhee and Jessica Chastain Love Their Dogs

Welcome to Hollywood, little guys! Katharine McPhee toted her adorable chihuahuas, Nena and Larry, to the set of Smash yesterday morning, while just-announced Oscar-nominated Jessica Chastain took her three-legged pup for a stroll over the weekend. See these and more of Hollywood's famous furry friends in the gallery.